Home / 3,938,029.88-5,908,041.11-1,098,142.34

Finding the Fourth Proportional to 3,938,029.88, 5,908,041.11 and 1,098,142.34

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Solution

The fourth proportional to 3,938,029.88, 5,908,041.11 and 1,098,142.34 is: 1,647,491.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,029.88 : 5,908,041.11 = 1,098,142.34 : x
  2. Step 2: Convert to fraction form
    3,938,029.88/5,908,041.11 = 1,098,142.34/x
  3. Step 3: Cross multiply
    3,938,029.88x = 5,908,041.11 × 1,098,142.34
  4. Step 4: Simplify right side
    3,938,029.88x = 6,487,870,062,556.75
  5. Step 5: Solve for x
    x = 6,487,870,062,556.75/3,938,029.88
  6. Step 6: Final answer
    x = 1,647,491.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.